predictor/pkg/rest/oas_handlers_gen.go

// Code generated by ogen, DO NOT EDIT.

package rest

import (
	"context"
	"net/http"
	"time"

	"github.com/go-faster/errors"
	ht "github.com/ogen-go/ogen/http"
	"github.com/ogen-go/ogen/middleware"
	"github.com/ogen-go/ogen/ogenerrors"
	"github.com/ogen-go/ogen/otelogen"
	"go.opentelemetry.io/otel/attribute"
	"go.opentelemetry.io/otel/codes"
	"go.opentelemetry.io/otel/metric"
	semconv "go.opentelemetry.io/otel/semconv/v1.39.0"
	"go.opentelemetry.io/otel/trace"
)

type codeRecorder struct {
	http.ResponseWriter
	status int
}

func (c *codeRecorder) WriteHeader(status int) {
	c.status = status
	c.ResponseWriter.WriteHeader(status)
}

func (c *codeRecorder) Unwrap() http.ResponseWriter {
	return c.ResponseWriter
}

// handleCancelDatasetJobRequest handles cancelDatasetJob operation.
//
// Cancel a running download job.
//
// DELETE /api/v1/admin/jobs/{id}
func (s *Server) handleCancelDatasetJobRequest(args [1]string, argsEscaped bool, w http.ResponseWriter, r *http.Request) {
	statusWriter := &codeRecorder{ResponseWriter: w}
	w = statusWriter
	otelAttrs := []attribute.KeyValue{
		otelogen.OperationID("cancelDatasetJob"),
		semconv.HTTPRequestMethodKey.String("DELETE"),
		semconv.HTTPRouteKey.String("/api/v1/admin/jobs/{id}"),
	}
	// Add attributes from config.
	otelAttrs = append(otelAttrs, s.cfg.Attributes...)

	// Start a span for this request.
	ctx, span := s.cfg.Tracer.Start(r.Context(), CancelDatasetJobOperation,
		trace.WithAttributes(otelAttrs...),
		serverSpanKind,
	)
	defer span.End()

	// Add Labeler to context.
	labeler := &Labeler{attrs: otelAttrs}
	ctx = contextWithLabeler(ctx, labeler)

	// Run stopwatch.
	startTime := time.Now()
	defer func() {
		elapsedDuration := time.Since(startTime)

		attrSet := labeler.AttributeSet()
		attrs := attrSet.ToSlice()
		code := statusWriter.status
		if code != 0 {
			codeAttr := semconv.HTTPResponseStatusCode(code)
			attrs = append(attrs, codeAttr)
			span.SetAttributes(codeAttr)
		}
		attrOpt := metric.WithAttributes(attrs...)

		// Increment request counter.
		s.requests.Add(ctx, 1, attrOpt)

		// Use floating point division here for higher precision (instead of Millisecond method).
		s.duration.Record(ctx, float64(elapsedDuration)/float64(time.Millisecond), attrOpt)
	}()

	var (
		recordError = func(stage string, err error) {
			span.RecordError(err)

			// https://opentelemetry.io/docs/specs/semconv/http/http-spans/#status
			// Span Status MUST be left unset if HTTP status code was in the 1xx, 2xx or 3xx ranges,
			// unless there was another error (e.g., network error receiving the response body; or 3xx codes with
			// max redirects exceeded), in which case status MUST be set to Error.
			code := statusWriter.status
			if code < 100 || code >= 500 {
				span.SetStatus(codes.Error, stage)
			}

			attrSet := labeler.AttributeSet()
			attrs := attrSet.ToSlice()
			if code != 0 {
				attrs = append(attrs, semconv.HTTPResponseStatusCode(code))
			}

			s.errors.Add(ctx, 1, metric.WithAttributes(attrs...))
		}
		err          error
		opErrContext = ogenerrors.OperationContext{
			Name: CancelDatasetJobOperation,
			ID:   "cancelDatasetJob",
		}
	)
	params, err := decodeCancelDatasetJobParams(args, argsEscaped, r)
	if err != nil {
		err = &ogenerrors.DecodeParamsError{
			OperationContext: opErrContext,
			Err:              err,
		}
		defer recordError("DecodeParams", err)
		s.cfg.ErrorHandler(ctx, w, r, err)
		return
	}

	var rawBody []byte

	var response *CancelDatasetJobNoContent
	if m := s.cfg.Middleware; m != nil {
		mreq := middleware.Request{
			Context:          ctx,
			OperationName:    CancelDatasetJobOperation,
			OperationSummary: "Cancel a running download job",
			OperationID:      "cancelDatasetJob",
			Body:             nil,
			RawBody:          rawBody,
			Params: middleware.Parameters{
				{
					Name: "id",
					In:   "path",
				}: params.ID,
			},
			Raw: r,
		}

		type (
			Request  = struct{}
			Params   = CancelDatasetJobParams
			Response = *CancelDatasetJobNoContent
		)
		response, err = middleware.HookMiddleware[
			Request,
			Params,
			Response,
		](
			m,
			mreq,
			unpackCancelDatasetJobParams,
			func(ctx context.Context, request Request, params Params) (response Response, err error) {
				err = s.h.CancelDatasetJob(ctx, params)
				return response, err
			},
		)
	} else {
		err = s.h.CancelDatasetJob(ctx, params)
	}
	if err != nil {
		if errRes, ok := errors.Into[*DefaultErrorStatusCode](err); ok {
			if err := encodeErrorResponse(errRes, w, span); err != nil {
				defer recordError("Internal", err)
			}
			return
		}
		if errors.Is(err, ht.ErrNotImplemented) {
			s.cfg.ErrorHandler(ctx, w, r, err)
			return
		}
		if err := encodeErrorResponse(s.h.NewError(ctx, err), w, span); err != nil {
			defer recordError("Internal", err)
		}
		return
	}

	if err := encodeCancelDatasetJobResponse(response, w, span); err != nil {
		defer recordError("EncodeResponse", err)
		if !errors.Is(err, ht.ErrInternalServerErrorResponse) {
			s.cfg.ErrorHandler(ctx, w, r, err)
		}
		return
	}
}

// handleCancelPredictionJobRequest handles cancelPredictionJob operation.
//
// Cancel a queued prediction job.
//
// DELETE /api/v1/predictions/{id}
func (s *Server) handleCancelPredictionJobRequest(args [1]string, argsEscaped bool, w http.ResponseWriter, r *http.Request) {
	statusWriter := &codeRecorder{ResponseWriter: w}
	w = statusWriter
	otelAttrs := []attribute.KeyValue{
		otelogen.OperationID("cancelPredictionJob"),
		semconv.HTTPRequestMethodKey.String("DELETE"),
		semconv.HTTPRouteKey.String("/api/v1/predictions/{id}"),
	}
	// Add attributes from config.
	otelAttrs = append(otelAttrs, s.cfg.Attributes...)

	// Start a span for this request.
	ctx, span := s.cfg.Tracer.Start(r.Context(), CancelPredictionJobOperation,
		trace.WithAttributes(otelAttrs...),
		serverSpanKind,
	)
	defer span.End()

	// Add Labeler to context.
	labeler := &Labeler{attrs: otelAttrs}
	ctx = contextWithLabeler(ctx, labeler)

	// Run stopwatch.
	startTime := time.Now()
	defer func() {
		elapsedDuration := time.Since(startTime)

		attrSet := labeler.AttributeSet()
		attrs := attrSet.ToSlice()
		code := statusWriter.status
		if code != 0 {
			codeAttr := semconv.HTTPResponseStatusCode(code)
			attrs = append(attrs, codeAttr)
			span.SetAttributes(codeAttr)
		}
		attrOpt := metric.WithAttributes(attrs...)

		// Increment request counter.
		s.requests.Add(ctx, 1, attrOpt)

		// Use floating point division here for higher precision (instead of Millisecond method).
		s.duration.Record(ctx, float64(elapsedDuration)/float64(time.Millisecond), attrOpt)
	}()

	var (
		recordError = func(stage string, err error) {
			span.RecordError(err)

			// https://opentelemetry.io/docs/specs/semconv/http/http-spans/#status
			// Span Status MUST be left unset if HTTP status code was in the 1xx, 2xx or 3xx ranges,
			// unless there was another error (e.g., network error receiving the response body; or 3xx codes with
			// max redirects exceeded), in which case status MUST be set to Error.
			code := statusWriter.status
			if code < 100 || code >= 500 {
				span.SetStatus(codes.Error, stage)
			}

			attrSet := labeler.AttributeSet()
			attrs := attrSet.ToSlice()
			if code != 0 {
				attrs = append(attrs, semconv.HTTPResponseStatusCode(code))
			}

			s.errors.Add(ctx, 1, metric.WithAttributes(attrs...))
		}
		err          error
		opErrContext = ogenerrors.OperationContext{
			Name: CancelPredictionJobOperation,
			ID:   "cancelPredictionJob",
		}
	)
	params, err := decodeCancelPredictionJobParams(args, argsEscaped, r)
	if err != nil {
		err = &ogenerrors.DecodeParamsError{
			OperationContext: opErrContext,
			Err:              err,
		}
		defer recordError("DecodeParams", err)
		s.cfg.ErrorHandler(ctx, w, r, err)
		return
	}

	var rawBody []byte

	var response *CancelPredictionJobNoContent
	if m := s.cfg.Middleware; m != nil {
		mreq := middleware.Request{
			Context:          ctx,
			OperationName:    CancelPredictionJobOperation,
			OperationSummary: "Cancel a queued prediction job",
			OperationID:      "cancelPredictionJob",
			Body:             nil,
			RawBody:          rawBody,
			Params: middleware.Parameters{
				{
					Name: "id",
					In:   "path",
				}: params.ID,
			},
			Raw: r,
		}

		type (
			Request  = struct{}
			Params   = CancelPredictionJobParams
			Response = *CancelPredictionJobNoContent
		)
		response, err = middleware.HookMiddleware[
			Request,
			Params,
			Response,
		](
			m,
			mreq,
			unpackCancelPredictionJobParams,
			func(ctx context.Context, request Request, params Params) (response Response, err error) {
				err = s.h.CancelPredictionJob(ctx, params)
				return response, err
			},
		)
	} else {
		err = s.h.CancelPredictionJob(ctx, params)
	}
	if err != nil {
		if errRes, ok := errors.Into[*DefaultErrorStatusCode](err); ok {
			if err := encodeErrorResponse(errRes, w, span); err != nil {
				defer recordError("Internal", err)
			}
			return
		}
		if errors.Is(err, ht.ErrNotImplemented) {
			s.cfg.ErrorHandler(ctx, w, r, err)
			return
		}
		if err := encodeErrorResponse(s.h.NewError(ctx, err), w, span); err != nil {
			defer recordError("Internal", err)
		}
		return
	}

	if err := encodeCancelPredictionJobResponse(response, w, span); err != nil {
		defer recordError("EncodeResponse", err)
		if !errors.Is(err, ht.ErrInternalServerErrorResponse) {
			s.cfg.ErrorHandler(ctx, w, r, err)
		}
		return
	}
}

// handleCreatePredictionJobRequest handles createPredictionJob operation.
//
// Enqueue an asynchronous prediction.
//
// POST /api/v1/predictions
func (s *Server) handleCreatePredictionJobRequest(args [0]string, argsEscaped bool, w http.ResponseWriter, r *http.Request) {
	statusWriter := &codeRecorder{ResponseWriter: w}
	w = statusWriter
	otelAttrs := []attribute.KeyValue{
		otelogen.OperationID("createPredictionJob"),
		semconv.HTTPRequestMethodKey.String("POST"),
		semconv.HTTPRouteKey.String("/api/v1/predictions"),
	}
	// Add attributes from config.
	otelAttrs = append(otelAttrs, s.cfg.Attributes...)

	// Start a span for this request.
	ctx, span := s.cfg.Tracer.Start(r.Context(), CreatePredictionJobOperation,
		trace.WithAttributes(otelAttrs...),
		serverSpanKind,
	)
	defer span.End()

	// Add Labeler to context.
	labeler := &Labeler{attrs: otelAttrs}
	ctx = contextWithLabeler(ctx, labeler)

	// Run stopwatch.
	startTime := time.Now()
	defer func() {
		elapsedDuration := time.Since(startTime)

		attrSet := labeler.AttributeSet()
		attrs := attrSet.ToSlice()
		code := statusWriter.status
		if code != 0 {
			codeAttr := semconv.HTTPResponseStatusCode(code)
			attrs = append(attrs, codeAttr)
			span.SetAttributes(codeAttr)
		}
		attrOpt := metric.WithAttributes(attrs...)

		// Increment request counter.
		s.requests.Add(ctx, 1, attrOpt)

		// Use floating point division here for higher precision (instead of Millisecond method).
		s.duration.Record(ctx, float64(elapsedDuration)/float64(time.Millisecond), attrOpt)
	}()

	var (
		recordError = func(stage string, err error) {
			span.RecordError(err)

			// https://opentelemetry.io/docs/specs/semconv/http/http-spans/#status
			// Span Status MUST be left unset if HTTP status code was in the 1xx, 2xx or 3xx ranges,
			// unless there was another error (e.g., network error receiving the response body; or 3xx codes with
			// max redirects exceeded), in which case status MUST be set to Error.
			code := statusWriter.status
			if code < 100 || code >= 500 {
				span.SetStatus(codes.Error, stage)
			}

			attrSet := labeler.AttributeSet()
			attrs := attrSet.ToSlice()
			if code != 0 {
				attrs = append(attrs, semconv.HTTPResponseStatusCode(code))
			}

			s.errors.Add(ctx, 1, metric.WithAttributes(attrs...))
		}
		err          error
		opErrContext = ogenerrors.OperationContext{
			Name: CreatePredictionJobOperation,
			ID:   "createPredictionJob",
		}
	)

	var rawBody []byte
	request, rawBody, close, err := s.decodeCreatePredictionJobRequest(r)
	if err != nil {
		err = &ogenerrors.DecodeRequestError{
			OperationContext: opErrContext,
			Err:              err,
		}
		defer recordError("DecodeRequest", err)
		s.cfg.ErrorHandler(ctx, w, r, err)
		return
	}
	defer func() {
		if err := close(); err != nil {
			recordError("CloseRequest", err)
		}
	}()

	var response *PredictionJob
	if m := s.cfg.Middleware; m != nil {
		mreq := middleware.Request{
			Context:          ctx,
			OperationName:    CreatePredictionJobOperation,
			OperationSummary: "Enqueue an asynchronous prediction",
			OperationID:      "createPredictionJob",
			Body:             request,
			RawBody:          rawBody,
			Params:           middleware.Parameters{},
			Raw:              r,
		}

		type (
			Request  = *PredictionV2Request
			Params   = struct{}
			Response = *PredictionJob
		)
		response, err = middleware.HookMiddleware[
			Request,
			Params,
			Response,
		](
			m,
			mreq,
			nil,
			func(ctx context.Context, request Request, params Params) (response Response, err error) {
				response, err = s.h.CreatePredictionJob(ctx, request)
				return response, err
			},
		)
	} else {
		response, err = s.h.CreatePredictionJob(ctx, request)
	}
	if err != nil {
		if errRes, ok := errors.Into[*DefaultErrorStatusCode](err); ok {
			if err := encodeErrorResponse(errRes, w, span); err != nil {
				defer recordError("Internal", err)
			}
			return
		}
		if errors.Is(err, ht.ErrNotImplemented) {
			s.cfg.ErrorHandler(ctx, w, r, err)
			return
		}
		if err := encodeErrorResponse(s.h.NewError(ctx, err), w, span); err != nil {
			defer recordError("Internal", err)
		}
		return
	}

	if err := encodeCreatePredictionJobResponse(response, w, span); err != nil {
		defer recordError("EncodeResponse", err)
		if !errors.Is(err, ht.ErrInternalServerErrorResponse) {
			s.cfg.ErrorHandler(ctx, w, r, err)
		}
		return
	}
}

// handleDeleteDatasetRequest handles deleteDataset operation.
//
// Delete a stored dataset by filename.
//
// DELETE /api/v1/admin/datasets/{name}
func (s *Server) handleDeleteDatasetRequest(args [1]string, argsEscaped bool, w http.ResponseWriter, r *http.Request) {
	statusWriter := &codeRecorder{ResponseWriter: w}
	w = statusWriter
	otelAttrs := []attribute.KeyValue{
		otelogen.OperationID("deleteDataset"),
		semconv.HTTPRequestMethodKey.String("DELETE"),
		semconv.HTTPRouteKey.String("/api/v1/admin/datasets/{name}"),
	}
	// Add attributes from config.
	otelAttrs = append(otelAttrs, s.cfg.Attributes...)

	// Start a span for this request.
	ctx, span := s.cfg.Tracer.Start(r.Context(), DeleteDatasetOperation,
		trace.WithAttributes(otelAttrs...),
		serverSpanKind,
	)
	defer span.End()

	// Add Labeler to context.
	labeler := &Labeler{attrs: otelAttrs}
	ctx = contextWithLabeler(ctx, labeler)

	// Run stopwatch.
	startTime := time.Now()
	defer func() {
		elapsedDuration := time.Since(startTime)

		attrSet := labeler.AttributeSet()
		attrs := attrSet.ToSlice()
		code := statusWriter.status
		if code != 0 {
			codeAttr := semconv.HTTPResponseStatusCode(code)
			attrs = append(attrs, codeAttr)
			span.SetAttributes(codeAttr)
		}
		attrOpt := metric.WithAttributes(attrs...)

		// Increment request counter.
		s.requests.Add(ctx, 1, attrOpt)

		// Use floating point division here for higher precision (instead of Millisecond method).
		s.duration.Record(ctx, float64(elapsedDuration)/float64(time.Millisecond), attrOpt)
	}()

	var (
		recordError = func(stage string, err error) {
			span.RecordError(err)

			// https://opentelemetry.io/docs/specs/semconv/http/http-spans/#status
			// Span Status MUST be left unset if HTTP status code was in the 1xx, 2xx or 3xx ranges,
			// unless there was another error (e.g., network error receiving the response body; or 3xx codes with
			// max redirects exceeded), in which case status MUST be set to Error.
			code := statusWriter.status
			if code < 100 || code >= 500 {
				span.SetStatus(codes.Error, stage)
			}

			attrSet := labeler.AttributeSet()
			attrs := attrSet.ToSlice()
			if code != 0 {
				attrs = append(attrs, semconv.HTTPResponseStatusCode(code))
			}

			s.errors.Add(ctx, 1, metric.WithAttributes(attrs...))
		}
		err          error
		opErrContext = ogenerrors.OperationContext{
			Name: DeleteDatasetOperation,
			ID:   "deleteDataset",
		}
	)
	params, err := decodeDeleteDatasetParams(args, argsEscaped, r)
	if err != nil {
		err = &ogenerrors.DecodeParamsError{
			OperationContext: opErrContext,
			Err:              err,
		}
		defer recordError("DecodeParams", err)
		s.cfg.ErrorHandler(ctx, w, r, err)
		return
	}

	var rawBody []byte

	var response *DeleteDatasetNoContent
	if m := s.cfg.Middleware; m != nil {
		mreq := middleware.Request{
			Context:          ctx,
			OperationName:    DeleteDatasetOperation,
			OperationSummary: "Delete a stored dataset by filename",
			OperationID:      "deleteDataset",
			Body:             nil,
			RawBody:          rawBody,
			Params: middleware.Parameters{
				{
					Name: "name",
					In:   "path",
				}: params.Name,
			},
			Raw: r,
		}

		type (
			Request  = struct{}
			Params   = DeleteDatasetParams
			Response = *DeleteDatasetNoContent
		)
		response, err = middleware.HookMiddleware[
			Request,
			Params,
			Response,
		](
			m,
			mreq,
			unpackDeleteDatasetParams,
			func(ctx context.Context, request Request, params Params) (response Response, err error) {
				err = s.h.DeleteDataset(ctx, params)
				return response, err
			},
		)
	} else {
		err = s.h.DeleteDataset(ctx, params)
	}
	if err != nil {
		if errRes, ok := errors.Into[*DefaultErrorStatusCode](err); ok {
			if err := encodeErrorResponse(errRes, w, span); err != nil {
				defer recordError("Internal", err)
			}
			return
		}
		if errors.Is(err, ht.ErrNotImplemented) {
			s.cfg.ErrorHandler(ctx, w, r, err)
			return
		}
		if err := encodeErrorResponse(s.h.NewError(ctx, err), w, span); err != nil {
			defer recordError("Internal", err)
		}
		return
	}

	if err := encodeDeleteDatasetResponse(response, w, span); err != nil {
		defer recordError("EncodeResponse", err)
		if !errors.Is(err, ht.ErrInternalServerErrorResponse) {
			s.cfg.ErrorHandler(ctx, w, r, err)
		}
		return
	}
}

// handleGetDatasetJobRequest handles getDatasetJob operation.
//
// Get a dataset download job.
//
// GET /api/v1/admin/jobs/{id}
func (s *Server) handleGetDatasetJobRequest(args [1]string, argsEscaped bool, w http.ResponseWriter, r *http.Request) {
	statusWriter := &codeRecorder{ResponseWriter: w}
	w = statusWriter
	otelAttrs := []attribute.KeyValue{
		otelogen.OperationID("getDatasetJob"),
		semconv.HTTPRequestMethodKey.String("GET"),
		semconv.HTTPRouteKey.String("/api/v1/admin/jobs/{id}"),
	}
	// Add attributes from config.
	otelAttrs = append(otelAttrs, s.cfg.Attributes...)

	// Start a span for this request.
	ctx, span := s.cfg.Tracer.Start(r.Context(), GetDatasetJobOperation,
		trace.WithAttributes(otelAttrs...),
		serverSpanKind,
	)
	defer span.End()

	// Add Labeler to context.
	labeler := &Labeler{attrs: otelAttrs}
	ctx = contextWithLabeler(ctx, labeler)

	// Run stopwatch.
	startTime := time.Now()
	defer func() {
		elapsedDuration := time.Since(startTime)

		attrSet := labeler.AttributeSet()
		attrs := attrSet.ToSlice()
		code := statusWriter.status
		if code != 0 {
			codeAttr := semconv.HTTPResponseStatusCode(code)
			attrs = append(attrs, codeAttr)
			span.SetAttributes(codeAttr)
		}
		attrOpt := metric.WithAttributes(attrs...)

		// Increment request counter.
		s.requests.Add(ctx, 1, attrOpt)

		// Use floating point division here for higher precision (instead of Millisecond method).
		s.duration.Record(ctx, float64(elapsedDuration)/float64(time.Millisecond), attrOpt)
	}()

	var (
		recordError = func(stage string, err error) {
			span.RecordError(err)

			// https://opentelemetry.io/docs/specs/semconv/http/http-spans/#status
			// Span Status MUST be left unset if HTTP status code was in the 1xx, 2xx or 3xx ranges,
			// unless there was another error (e.g., network error receiving the response body; or 3xx codes with
			// max redirects exceeded), in which case status MUST be set to Error.
			code := statusWriter.status
			if code < 100 || code >= 500 {
				span.SetStatus(codes.Error, stage)
			}

			attrSet := labeler.AttributeSet()
			attrs := attrSet.ToSlice()
			if code != 0 {
				attrs = append(attrs, semconv.HTTPResponseStatusCode(code))
			}

			s.errors.Add(ctx, 1, metric.WithAttributes(attrs...))
		}
		err          error
		opErrContext = ogenerrors.OperationContext{
			Name: GetDatasetJobOperation,
			ID:   "getDatasetJob",
		}
	)
	params, err := decodeGetDatasetJobParams(args, argsEscaped, r)
	if err != nil {
		err = &ogenerrors.DecodeParamsError{
			OperationContext: opErrContext,
			Err:              err,
		}
		defer recordError("DecodeParams", err)
		s.cfg.ErrorHandler(ctx, w, r, err)
		return
	}

	var rawBody []byte

	var response *DownloadJob
	if m := s.cfg.Middleware; m != nil {
		mreq := middleware.Request{
			Context:          ctx,
			OperationName:    GetDatasetJobOperation,
			OperationSummary: "Get a dataset download job",
			OperationID:      "getDatasetJob",
			Body:             nil,
			RawBody:          rawBody,
			Params: middleware.Parameters{
				{
					Name: "id",
					In:   "path",
				}: params.ID,
			},
			Raw: r,
		}

		type (
			Request  = struct{}
			Params   = GetDatasetJobParams
			Response = *DownloadJob
		)
		response, err = middleware.HookMiddleware[
			Request,
			Params,
			Response,
		](
			m,
			mreq,
			unpackGetDatasetJobParams,
			func(ctx context.Context, request Request, params Params) (response Response, err error) {
				response, err = s.h.GetDatasetJob(ctx, params)
				return response, err
			},
		)
	} else {
		response, err = s.h.GetDatasetJob(ctx, params)
	}
	if err != nil {
		if errRes, ok := errors.Into[*DefaultErrorStatusCode](err); ok {
			if err := encodeErrorResponse(errRes, w, span); err != nil {
				defer recordError("Internal", err)
			}
			return
		}
		if errors.Is(err, ht.ErrNotImplemented) {
			s.cfg.ErrorHandler(ctx, w, r, err)
			return
		}
		if err := encodeErrorResponse(s.h.NewError(ctx, err), w, span); err != nil {
			defer recordError("Internal", err)
		}
		return
	}

	if err := encodeGetDatasetJobResponse(response, w, span); err != nil {
		defer recordError("EncodeResponse", err)
		if !errors.Is(err, ht.ErrInternalServerErrorResponse) {
			s.cfg.ErrorHandler(ctx, w, r, err)
		}
		return
	}
}

// handleGetPredictionJobRequest handles getPredictionJob operation.
//
// Poll an asynchronous prediction job.
//
// GET /api/v1/predictions/{id}
func (s *Server) handleGetPredictionJobRequest(args [1]string, argsEscaped bool, w http.ResponseWriter, r *http.Request) {
	statusWriter := &codeRecorder{ResponseWriter: w}
	w = statusWriter
	otelAttrs := []attribute.KeyValue{
		otelogen.OperationID("getPredictionJob"),
		semconv.HTTPRequestMethodKey.String("GET"),
		semconv.HTTPRouteKey.String("/api/v1/predictions/{id}"),
	}
	// Add attributes from config.
	otelAttrs = append(otelAttrs, s.cfg.Attributes...)

	// Start a span for this request.
	ctx, span := s.cfg.Tracer.Start(r.Context(), GetPredictionJobOperation,
		trace.WithAttributes(otelAttrs...),
		serverSpanKind,
	)
	defer span.End()

	// Add Labeler to context.
	labeler := &Labeler{attrs: otelAttrs}
	ctx = contextWithLabeler(ctx, labeler)

	// Run stopwatch.
	startTime := time.Now()
	defer func() {
		elapsedDuration := time.Since(startTime)

		attrSet := labeler.AttributeSet()
		attrs := attrSet.ToSlice()
		code := statusWriter.status
		if code != 0 {
			codeAttr := semconv.HTTPResponseStatusCode(code)
			attrs = append(attrs, codeAttr)
			span.SetAttributes(codeAttr)
		}
		attrOpt := metric.WithAttributes(attrs...)

		// Increment request counter.
		s.requests.Add(ctx, 1, attrOpt)

		// Use floating point division here for higher precision (instead of Millisecond method).
		s.duration.Record(ctx, float64(elapsedDuration)/float64(time.Millisecond), attrOpt)
	}()

	var (
		recordError = func(stage string, err error) {
			span.RecordError(err)

			// https://opentelemetry.io/docs/specs/semconv/http/http-spans/#status
			// Span Status MUST be left unset if HTTP status code was in the 1xx, 2xx or 3xx ranges,
			// unless there was another error (e.g., network error receiving the response body; or 3xx codes with
			// max redirects exceeded), in which case status MUST be set to Error.
			code := statusWriter.status
			if code < 100 || code >= 500 {
				span.SetStatus(codes.Error, stage)
			}

			attrSet := labeler.AttributeSet()
			attrs := attrSet.ToSlice()
			if code != 0 {
				attrs = append(attrs, semconv.HTTPResponseStatusCode(code))
			}

			s.errors.Add(ctx, 1, metric.WithAttributes(attrs...))
		}
		err          error
		opErrContext = ogenerrors.OperationContext{
			Name: GetPredictionJobOperation,
			ID:   "getPredictionJob",
		}
	)
	params, err := decodeGetPredictionJobParams(args, argsEscaped, r)
	if err != nil {
		err = &ogenerrors.DecodeParamsError{
			OperationContext: opErrContext,
			Err:              err,
		}
		defer recordError("DecodeParams", err)
		s.cfg.ErrorHandler(ctx, w, r, err)
		return
	}

	var rawBody []byte

	var response *PredictionJob
	if m := s.cfg.Middleware; m != nil {
		mreq := middleware.Request{
			Context:          ctx,
			OperationName:    GetPredictionJobOperation,
			OperationSummary: "Poll an asynchronous prediction job",
			OperationID:      "getPredictionJob",
			Body:             nil,
			RawBody:          rawBody,
			Params: middleware.Parameters{
				{
					Name: "id",
					In:   "path",
				}: params.ID,
			},
			Raw: r,
		}

		type (
			Request  = struct{}
			Params   = GetPredictionJobParams
			Response = *PredictionJob
		)
		response, err = middleware.HookMiddleware[
			Request,
			Params,
			Response,
		](
			m,
			mreq,
			unpackGetPredictionJobParams,
			func(ctx context.Context, request Request, params Params) (response Response, err error) {
				response, err = s.h.GetPredictionJob(ctx, params)
				return response, err
			},
		)
	} else {
		response, err = s.h.GetPredictionJob(ctx, params)
	}
	if err != nil {
		if errRes, ok := errors.Into[*DefaultErrorStatusCode](err); ok {
			if err := encodeErrorResponse(errRes, w, span); err != nil {
				defer recordError("Internal", err)
			}
			return
		}
		if errors.Is(err, ht.ErrNotImplemented) {
			s.cfg.ErrorHandler(ctx, w, r, err)
			return
		}
		if err := encodeErrorResponse(s.h.NewError(ctx, err), w, span); err != nil {
			defer recordError("Internal", err)
		}
		return
	}

	if err := encodeGetPredictionJobResponse(response, w, span); err != nil {
		defer recordError("EncodeResponse", err)
		if !errors.Is(err, ht.ErrInternalServerErrorResponse) {
			s.cfg.ErrorHandler(ctx, w, r, err)
		}
		return
	}
}

// handleGetServiceStatusRequest handles getServiceStatus operation.
//
// Service status summary.
//
// GET /api/v1/admin/status
func (s *Server) handleGetServiceStatusRequest(args [0]string, argsEscaped bool, w http.ResponseWriter, r *http.Request) {
	statusWriter := &codeRecorder{ResponseWriter: w}
	w = statusWriter
	otelAttrs := []attribute.KeyValue{
		otelogen.OperationID("getServiceStatus"),
		semconv.HTTPRequestMethodKey.String("GET"),
		semconv.HTTPRouteKey.String("/api/v1/admin/status"),
	}
	// Add attributes from config.
	otelAttrs = append(otelAttrs, s.cfg.Attributes...)

	// Start a span for this request.
	ctx, span := s.cfg.Tracer.Start(r.Context(), GetServiceStatusOperation,
		trace.WithAttributes(otelAttrs...),
		serverSpanKind,
	)
	defer span.End()

	// Add Labeler to context.
	labeler := &Labeler{attrs: otelAttrs}
	ctx = contextWithLabeler(ctx, labeler)

	// Run stopwatch.
	startTime := time.Now()
	defer func() {
		elapsedDuration := time.Since(startTime)

		attrSet := labeler.AttributeSet()
		attrs := attrSet.ToSlice()
		code := statusWriter.status
		if code != 0 {
			codeAttr := semconv.HTTPResponseStatusCode(code)
			attrs = append(attrs, codeAttr)
			span.SetAttributes(codeAttr)
		}
		attrOpt := metric.WithAttributes(attrs...)

		// Increment request counter.
		s.requests.Add(ctx, 1, attrOpt)

		// Use floating point division here for higher precision (instead of Millisecond method).
		s.duration.Record(ctx, float64(elapsedDuration)/float64(time.Millisecond), attrOpt)
	}()

	var (
		recordError = func(stage string, err error) {
			span.RecordError(err)

			// https://opentelemetry.io/docs/specs/semconv/http/http-spans/#status
			// Span Status MUST be left unset if HTTP status code was in the 1xx, 2xx or 3xx ranges,
			// unless there was another error (e.g., network error receiving the response body; or 3xx codes with
			// max redirects exceeded), in which case status MUST be set to Error.
			code := statusWriter.status
			if code < 100 || code >= 500 {
				span.SetStatus(codes.Error, stage)
			}

			attrSet := labeler.AttributeSet()
			attrs := attrSet.ToSlice()
			if code != 0 {
				attrs = append(attrs, semconv.HTTPResponseStatusCode(code))
			}

			s.errors.Add(ctx, 1, metric.WithAttributes(attrs...))
		}
		err error
	)

	var rawBody []byte

	var response *StatusResponse
	if m := s.cfg.Middleware; m != nil {
		mreq := middleware.Request{
			Context:          ctx,
			OperationName:    GetServiceStatusOperation,
			OperationSummary: "Service status summary",
			OperationID:      "getServiceStatus",
			Body:             nil,
			RawBody:          rawBody,
			Params:           middleware.Parameters{},
			Raw:              r,
		}

		type (
			Request  = struct{}
			Params   = struct{}
			Response = *StatusResponse
		)
		response, err = middleware.HookMiddleware[
			Request,
			Params,
			Response,
		](
			m,
			mreq,
			nil,
			func(ctx context.Context, request Request, params Params) (response Response, err error) {
				response, err = s.h.GetServiceStatus(ctx)
				return response, err
			},
		)
	} else {
		response, err = s.h.GetServiceStatus(ctx)
	}
	if err != nil {
		if errRes, ok := errors.Into[*DefaultErrorStatusCode](err); ok {
			if err := encodeErrorResponse(errRes, w, span); err != nil {
				defer recordError("Internal", err)
			}
			return
		}
		if errors.Is(err, ht.ErrNotImplemented) {
			s.cfg.ErrorHandler(ctx, w, r, err)
			return
		}
		if err := encodeErrorResponse(s.h.NewError(ctx, err), w, span); err != nil {
			defer recordError("Internal", err)
		}
		return
	}

	if err := encodeGetServiceStatusResponse(response, w, span); err != nil {
		defer recordError("EncodeResponse", err)
		if !errors.Is(err, ht.ErrInternalServerErrorResponse) {
			s.cfg.ErrorHandler(ctx, w, r, err)
		}
		return
	}
}

// handleGetWindFieldRequest handles getWindField operation.
//
// Wind-field velocity grid (leaflet-velocity / wind-layer format).
//
// GET /api/v1/wind/field
func (s *Server) handleGetWindFieldRequest(args [0]string, argsEscaped bool, w http.ResponseWriter, r *http.Request) {
	statusWriter := &codeRecorder{ResponseWriter: w}
	w = statusWriter
	otelAttrs := []attribute.KeyValue{
		otelogen.OperationID("getWindField"),
		semconv.HTTPRequestMethodKey.String("GET"),
		semconv.HTTPRouteKey.String("/api/v1/wind/field"),
	}
	// Add attributes from config.
	otelAttrs = append(otelAttrs, s.cfg.Attributes...)

	// Start a span for this request.
	ctx, span := s.cfg.Tracer.Start(r.Context(), GetWindFieldOperation,
		trace.WithAttributes(otelAttrs...),
		serverSpanKind,
	)
	defer span.End()

	// Add Labeler to context.
	labeler := &Labeler{attrs: otelAttrs}
	ctx = contextWithLabeler(ctx, labeler)

	// Run stopwatch.
	startTime := time.Now()
	defer func() {
		elapsedDuration := time.Since(startTime)

		attrSet := labeler.AttributeSet()
		attrs := attrSet.ToSlice()
		code := statusWriter.status
		if code != 0 {
			codeAttr := semconv.HTTPResponseStatusCode(code)
			attrs = append(attrs, codeAttr)
			span.SetAttributes(codeAttr)
		}
		attrOpt := metric.WithAttributes(attrs...)

		// Increment request counter.
		s.requests.Add(ctx, 1, attrOpt)

		// Use floating point division here for higher precision (instead of Millisecond method).
		s.duration.Record(ctx, float64(elapsedDuration)/float64(time.Millisecond), attrOpt)
	}()

	var (
		recordError = func(stage string, err error) {
			span.RecordError(err)

			// https://opentelemetry.io/docs/specs/semconv/http/http-spans/#status
			// Span Status MUST be left unset if HTTP status code was in the 1xx, 2xx or 3xx ranges,
			// unless there was another error (e.g., network error receiving the response body; or 3xx codes with
			// max redirects exceeded), in which case status MUST be set to Error.
			code := statusWriter.status
			if code < 100 || code >= 500 {
				span.SetStatus(codes.Error, stage)
			}

			attrSet := labeler.AttributeSet()
			attrs := attrSet.ToSlice()
			if code != 0 {
				attrs = append(attrs, semconv.HTTPResponseStatusCode(code))
			}

			s.errors.Add(ctx, 1, metric.WithAttributes(attrs...))
		}
		err          error
		opErrContext = ogenerrors.OperationContext{
			Name: GetWindFieldOperation,
			ID:   "getWindField",
		}
	)
	params, err := decodeGetWindFieldParams(args, argsEscaped, r)
	if err != nil {
		err = &ogenerrors.DecodeParamsError{
			OperationContext: opErrContext,
			Err:              err,
		}
		defer recordError("DecodeParams", err)
		s.cfg.ErrorHandler(ctx, w, r, err)
		return
	}

	var rawBody []byte

	var response []WindComponent
	if m := s.cfg.Middleware; m != nil {
		mreq := middleware.Request{
			Context:          ctx,
			OperationName:    GetWindFieldOperation,
			OperationSummary: "Wind-field velocity grid (leaflet-velocity / wind-layer format)",
			OperationID:      "getWindField",
			Body:             nil,
			RawBody:          rawBody,
			Params: middleware.Parameters{
				{
					Name: "time",
					In:   "query",
				}: params.Time,
				{
					Name: "altitude",
					In:   "query",
				}: params.Altitude,
				{
					Name: "min_lat",
					In:   "query",
				}: params.MinLat,
				{
					Name: "max_lat",
					In:   "query",
				}: params.MaxLat,
				{
					Name: "min_lng",
					In:   "query",
				}: params.MinLng,
				{
					Name: "max_lng",
					In:   "query",
				}: params.MaxLng,
				{
					Name: "step",
					In:   "query",
				}: params.Step,
			},
			Raw: r,
		}

		type (
			Request  = struct{}
			Params   = GetWindFieldParams
			Response = []WindComponent
		)
		response, err = middleware.HookMiddleware[
			Request,
			Params,
			Response,
		](
			m,
			mreq,
			unpackGetWindFieldParams,
			func(ctx context.Context, request Request, params Params) (response Response, err error) {
				response, err = s.h.GetWindField(ctx, params)
				return response, err
			},
		)
	} else {
		response, err = s.h.GetWindField(ctx, params)
	}
	if err != nil {
		if errRes, ok := errors.Into[*DefaultErrorStatusCode](err); ok {
			if err := encodeErrorResponse(errRes, w, span); err != nil {
				defer recordError("Internal", err)
			}
			return
		}
		if errors.Is(err, ht.ErrNotImplemented) {
			s.cfg.ErrorHandler(ctx, w, r, err)
			return
		}
		if err := encodeErrorResponse(s.h.NewError(ctx, err), w, span); err != nil {
			defer recordError("Internal", err)
		}
		return
	}

	if err := encodeGetWindFieldResponse(response, w, span); err != nil {
		defer recordError("EncodeResponse", err)
		if !errors.Is(err, ht.ErrInternalServerErrorResponse) {
			s.cfg.ErrorHandler(ctx, w, r, err)
		}
		return
	}
}

// handleGetWindMetaRequest handles getWindMeta operation.
//
// Wind-field visualization metadata.
//
// GET /api/v1/wind/meta
func (s *Server) handleGetWindMetaRequest(args [0]string, argsEscaped bool, w http.ResponseWriter, r *http.Request) {
	statusWriter := &codeRecorder{ResponseWriter: w}
	w = statusWriter
	otelAttrs := []attribute.KeyValue{
		otelogen.OperationID("getWindMeta"),
		semconv.HTTPRequestMethodKey.String("GET"),
		semconv.HTTPRouteKey.String("/api/v1/wind/meta"),
	}
	// Add attributes from config.
	otelAttrs = append(otelAttrs, s.cfg.Attributes...)

	// Start a span for this request.
	ctx, span := s.cfg.Tracer.Start(r.Context(), GetWindMetaOperation,
		trace.WithAttributes(otelAttrs...),
		serverSpanKind,
	)
	defer span.End()

	// Add Labeler to context.
	labeler := &Labeler{attrs: otelAttrs}
	ctx = contextWithLabeler(ctx, labeler)

	// Run stopwatch.
	startTime := time.Now()
	defer func() {
		elapsedDuration := time.Since(startTime)

		attrSet := labeler.AttributeSet()
		attrs := attrSet.ToSlice()
		code := statusWriter.status
		if code != 0 {
			codeAttr := semconv.HTTPResponseStatusCode(code)
			attrs = append(attrs, codeAttr)
			span.SetAttributes(codeAttr)
		}
		attrOpt := metric.WithAttributes(attrs...)

		// Increment request counter.
		s.requests.Add(ctx, 1, attrOpt)

		// Use floating point division here for higher precision (instead of Millisecond method).
		s.duration.Record(ctx, float64(elapsedDuration)/float64(time.Millisecond), attrOpt)
	}()

	var (
		recordError = func(stage string, err error) {
			span.RecordError(err)

			// https://opentelemetry.io/docs/specs/semconv/http/http-spans/#status
			// Span Status MUST be left unset if HTTP status code was in the 1xx, 2xx or 3xx ranges,
			// unless there was another error (e.g., network error receiving the response body; or 3xx codes with
			// max redirects exceeded), in which case status MUST be set to Error.
			code := statusWriter.status
			if code < 100 || code >= 500 {
				span.SetStatus(codes.Error, stage)
			}

			attrSet := labeler.AttributeSet()
			attrs := attrSet.ToSlice()
			if code != 0 {
				attrs = append(attrs, semconv.HTTPResponseStatusCode(code))
			}

			s.errors.Add(ctx, 1, metric.WithAttributes(attrs...))
		}
		err error
	)

	var rawBody []byte

	var response *WindMeta
	if m := s.cfg.Middleware; m != nil {
		mreq := middleware.Request{
			Context:          ctx,
			OperationName:    GetWindMetaOperation,
			OperationSummary: "Wind-field visualization metadata",
			OperationID:      "getWindMeta",
			Body:             nil,
			RawBody:          rawBody,
			Params:           middleware.Parameters{},
			Raw:              r,
		}

		type (
			Request  = struct{}
			Params   = struct{}
			Response = *WindMeta
		)
		response, err = middleware.HookMiddleware[
			Request,
			Params,
			Response,
		](
			m,
			mreq,
			nil,
			func(ctx context.Context, request Request, params Params) (response Response, err error) {
				response, err = s.h.GetWindMeta(ctx)
				return response, err
			},
		)
	} else {
		response, err = s.h.GetWindMeta(ctx)
	}
	if err != nil {
		if errRes, ok := errors.Into[*DefaultErrorStatusCode](err); ok {
			if err := encodeErrorResponse(errRes, w, span); err != nil {
				defer recordError("Internal", err)
			}
			return
		}
		if errors.Is(err, ht.ErrNotImplemented) {
			s.cfg.ErrorHandler(ctx, w, r, err)
			return
		}
		if err := encodeErrorResponse(s.h.NewError(ctx, err), w, span); err != nil {
			defer recordError("Internal", err)
		}
		return
	}

	if err := encodeGetWindMetaResponse(response, w, span); err != nil {
		defer recordError("EncodeResponse", err)
		if !errors.Is(err, ht.ErrInternalServerErrorResponse) {
			s.cfg.ErrorHandler(ctx, w, r, err)
		}
		return
	}
}

// handleListDatasetJobsRequest handles listDatasetJobs operation.
//
// List dataset download jobs.
//
// GET /api/v1/admin/jobs
func (s *Server) handleListDatasetJobsRequest(args [0]string, argsEscaped bool, w http.ResponseWriter, r *http.Request) {
	statusWriter := &codeRecorder{ResponseWriter: w}
	w = statusWriter
	otelAttrs := []attribute.KeyValue{
		otelogen.OperationID("listDatasetJobs"),
		semconv.HTTPRequestMethodKey.String("GET"),
		semconv.HTTPRouteKey.String("/api/v1/admin/jobs"),
	}
	// Add attributes from config.
	otelAttrs = append(otelAttrs, s.cfg.Attributes...)

	// Start a span for this request.
	ctx, span := s.cfg.Tracer.Start(r.Context(), ListDatasetJobsOperation,
		trace.WithAttributes(otelAttrs...),
		serverSpanKind,
	)
	defer span.End()

	// Add Labeler to context.
	labeler := &Labeler{attrs: otelAttrs}
	ctx = contextWithLabeler(ctx, labeler)

	// Run stopwatch.
	startTime := time.Now()
	defer func() {
		elapsedDuration := time.Since(startTime)

		attrSet := labeler.AttributeSet()
		attrs := attrSet.ToSlice()
		code := statusWriter.status
		if code != 0 {
			codeAttr := semconv.HTTPResponseStatusCode(code)
			attrs = append(attrs, codeAttr)
			span.SetAttributes(codeAttr)
		}
		attrOpt := metric.WithAttributes(attrs...)

		// Increment request counter.
		s.requests.Add(ctx, 1, attrOpt)

		// Use floating point division here for higher precision (instead of Millisecond method).
		s.duration.Record(ctx, float64(elapsedDuration)/float64(time.Millisecond), attrOpt)
	}()

	var (
		recordError = func(stage string, err error) {
			span.RecordError(err)

			// https://opentelemetry.io/docs/specs/semconv/http/http-spans/#status
			// Span Status MUST be left unset if HTTP status code was in the 1xx, 2xx or 3xx ranges,
			// unless there was another error (e.g., network error receiving the response body; or 3xx codes with
			// max redirects exceeded), in which case status MUST be set to Error.
			code := statusWriter.status
			if code < 100 || code >= 500 {
				span.SetStatus(codes.Error, stage)
			}

			attrSet := labeler.AttributeSet()
			attrs := attrSet.ToSlice()
			if code != 0 {
				attrs = append(attrs, semconv.HTTPResponseStatusCode(code))
			}

			s.errors.Add(ctx, 1, metric.WithAttributes(attrs...))
		}
		err error
	)

	var rawBody []byte

	var response []DownloadJob
	if m := s.cfg.Middleware; m != nil {
		mreq := middleware.Request{
			Context:          ctx,
			OperationName:    ListDatasetJobsOperation,
			OperationSummary: "List dataset download jobs",
			OperationID:      "listDatasetJobs",
			Body:             nil,
			RawBody:          rawBody,
			Params:           middleware.Parameters{},
			Raw:              r,
		}

		type (
			Request  = struct{}
			Params   = struct{}
			Response = []DownloadJob
		)
		response, err = middleware.HookMiddleware[
			Request,
			Params,
			Response,
		](
			m,
			mreq,
			nil,
			func(ctx context.Context, request Request, params Params) (response Response, err error) {
				response, err = s.h.ListDatasetJobs(ctx)
				return response, err
			},
		)
	} else {
		response, err = s.h.ListDatasetJobs(ctx)
	}
	if err != nil {
		if errRes, ok := errors.Into[*DefaultErrorStatusCode](err); ok {
			if err := encodeErrorResponse(errRes, w, span); err != nil {
				defer recordError("Internal", err)
			}
			return
		}
		if errors.Is(err, ht.ErrNotImplemented) {
			s.cfg.ErrorHandler(ctx, w, r, err)
			return
		}
		if err := encodeErrorResponse(s.h.NewError(ctx, err), w, span); err != nil {
			defer recordError("Internal", err)
		}
		return
	}

	if err := encodeListDatasetJobsResponse(response, w, span); err != nil {
		defer recordError("EncodeResponse", err)
		if !errors.Is(err, ht.ErrInternalServerErrorResponse) {
			s.cfg.ErrorHandler(ctx, w, r, err)
		}
		return
	}
}

// handleListDatasetsRequest handles listDatasets operation.
//
// List stored datasets.
//
// GET /api/v1/admin/datasets
func (s *Server) handleListDatasetsRequest(args [0]string, argsEscaped bool, w http.ResponseWriter, r *http.Request) {
	statusWriter := &codeRecorder{ResponseWriter: w}
	w = statusWriter
	otelAttrs := []attribute.KeyValue{
		otelogen.OperationID("listDatasets"),
		semconv.HTTPRequestMethodKey.String("GET"),
		semconv.HTTPRouteKey.String("/api/v1/admin/datasets"),
	}
	// Add attributes from config.
	otelAttrs = append(otelAttrs, s.cfg.Attributes...)

	// Start a span for this request.
	ctx, span := s.cfg.Tracer.Start(r.Context(), ListDatasetsOperation,
		trace.WithAttributes(otelAttrs...),
		serverSpanKind,
	)
	defer span.End()

	// Add Labeler to context.
	labeler := &Labeler{attrs: otelAttrs}
	ctx = contextWithLabeler(ctx, labeler)

	// Run stopwatch.
	startTime := time.Now()
	defer func() {
		elapsedDuration := time.Since(startTime)

		attrSet := labeler.AttributeSet()
		attrs := attrSet.ToSlice()
		code := statusWriter.status
		if code != 0 {
			codeAttr := semconv.HTTPResponseStatusCode(code)
			attrs = append(attrs, codeAttr)
			span.SetAttributes(codeAttr)
		}
		attrOpt := metric.WithAttributes(attrs...)

		// Increment request counter.
		s.requests.Add(ctx, 1, attrOpt)

		// Use floating point division here for higher precision (instead of Millisecond method).
		s.duration.Record(ctx, float64(elapsedDuration)/float64(time.Millisecond), attrOpt)
	}()

	var (
		recordError = func(stage string, err error) {
			span.RecordError(err)

			// https://opentelemetry.io/docs/specs/semconv/http/http-spans/#status
			// Span Status MUST be left unset if HTTP status code was in the 1xx, 2xx or 3xx ranges,
			// unless there was another error (e.g., network error receiving the response body; or 3xx codes with
			// max redirects exceeded), in which case status MUST be set to Error.
			code := statusWriter.status
			if code < 100 || code >= 500 {
				span.SetStatus(codes.Error, stage)
			}

			attrSet := labeler.AttributeSet()
			attrs := attrSet.ToSlice()
			if code != 0 {
				attrs = append(attrs, semconv.HTTPResponseStatusCode(code))
			}

			s.errors.Add(ctx, 1, metric.WithAttributes(attrs...))
		}
		err error
	)

	var rawBody []byte

	var response *DatasetList
	if m := s.cfg.Middleware; m != nil {
		mreq := middleware.Request{
			Context:          ctx,
			OperationName:    ListDatasetsOperation,
			OperationSummary: "List stored datasets",
			OperationID:      "listDatasets",
			Body:             nil,
			RawBody:          rawBody,
			Params:           middleware.Parameters{},
			Raw:              r,
		}

		type (
			Request  = struct{}
			Params   = struct{}
			Response = *DatasetList
		)
		response, err = middleware.HookMiddleware[
			Request,
			Params,
			Response,
		](
			m,
			mreq,
			nil,
			func(ctx context.Context, request Request, params Params) (response Response, err error) {
				response, err = s.h.ListDatasets(ctx)
				return response, err
			},
		)
	} else {
		response, err = s.h.ListDatasets(ctx)
	}
	if err != nil {
		if errRes, ok := errors.Into[*DefaultErrorStatusCode](err); ok {
			if err := encodeErrorResponse(errRes, w, span); err != nil {
				defer recordError("Internal", err)
			}
			return
		}
		if errors.Is(err, ht.ErrNotImplemented) {
			s.cfg.ErrorHandler(ctx, w, r, err)
			return
		}
		if err := encodeErrorResponse(s.h.NewError(ctx, err), w, span); err != nil {
			defer recordError("Internal", err)
		}
		return
	}

	if err := encodeListDatasetsResponse(response, w, span); err != nil {
		defer recordError("EncodeResponse", err)
		if !errors.Is(err, ht.ErrInternalServerErrorResponse) {
			s.cfg.ErrorHandler(ctx, w, r, err)
		}
		return
	}
}

// handlePerformPredictionRequest handles performPrediction operation.
//
// Tawhiri-compatible prediction.
//
// GET /api/v1/prediction
func (s *Server) handlePerformPredictionRequest(args [0]string, argsEscaped bool, w http.ResponseWriter, r *http.Request) {
	statusWriter := &codeRecorder{ResponseWriter: w}
	w = statusWriter
	otelAttrs := []attribute.KeyValue{
		otelogen.OperationID("performPrediction"),
		semconv.HTTPRequestMethodKey.String("GET"),
		semconv.HTTPRouteKey.String("/api/v1/prediction"),
	}
	// Add attributes from config.
	otelAttrs = append(otelAttrs, s.cfg.Attributes...)

	// Start a span for this request.
	ctx, span := s.cfg.Tracer.Start(r.Context(), PerformPredictionOperation,
		trace.WithAttributes(otelAttrs...),
		serverSpanKind,
	)
	defer span.End()

	// Add Labeler to context.
	labeler := &Labeler{attrs: otelAttrs}
	ctx = contextWithLabeler(ctx, labeler)

	// Run stopwatch.
	startTime := time.Now()
	defer func() {
		elapsedDuration := time.Since(startTime)

		attrSet := labeler.AttributeSet()
		attrs := attrSet.ToSlice()
		code := statusWriter.status
		if code != 0 {
			codeAttr := semconv.HTTPResponseStatusCode(code)
			attrs = append(attrs, codeAttr)
			span.SetAttributes(codeAttr)
		}
		attrOpt := metric.WithAttributes(attrs...)

		// Increment request counter.
		s.requests.Add(ctx, 1, attrOpt)

		// Use floating point division here for higher precision (instead of Millisecond method).
		s.duration.Record(ctx, float64(elapsedDuration)/float64(time.Millisecond), attrOpt)
	}()

	var (
		recordError = func(stage string, err error) {
			span.RecordError(err)

			// https://opentelemetry.io/docs/specs/semconv/http/http-spans/#status
			// Span Status MUST be left unset if HTTP status code was in the 1xx, 2xx or 3xx ranges,
			// unless there was another error (e.g., network error receiving the response body; or 3xx codes with
			// max redirects exceeded), in which case status MUST be set to Error.
			code := statusWriter.status
			if code < 100 || code >= 500 {
				span.SetStatus(codes.Error, stage)
			}

			attrSet := labeler.AttributeSet()
			attrs := attrSet.ToSlice()
			if code != 0 {
				attrs = append(attrs, semconv.HTTPResponseStatusCode(code))
			}

			s.errors.Add(ctx, 1, metric.WithAttributes(attrs...))
		}
		err          error
		opErrContext = ogenerrors.OperationContext{
			Name: PerformPredictionOperation,
			ID:   "performPrediction",
		}
	)
	params, err := decodePerformPredictionParams(args, argsEscaped, r)
	if err != nil {
		err = &ogenerrors.DecodeParamsError{
			OperationContext: opErrContext,
			Err:              err,
		}
		defer recordError("DecodeParams", err)
		s.cfg.ErrorHandler(ctx, w, r, err)
		return
	}

	var rawBody []byte

	var response *PredictionResponse
	if m := s.cfg.Middleware; m != nil {
		mreq := middleware.Request{
			Context:          ctx,
			OperationName:    PerformPredictionOperation,
			OperationSummary: "Tawhiri-compatible prediction",
			OperationID:      "performPrediction",
			Body:             nil,
			RawBody:          rawBody,
			Params: middleware.Parameters{
				{
					Name: "launch_latitude",
					In:   "query",
				}: params.LaunchLatitude,
				{
					Name: "launch_longitude",
					In:   "query",
				}: params.LaunchLongitude,
				{
					Name: "launch_datetime",
					In:   "query",
				}: params.LaunchDatetime,
				{
					Name: "launch_altitude",
					In:   "query",
				}: params.LaunchAltitude,
				{
					Name: "profile",
					In:   "query",
				}: params.Profile,
				{
					Name: "ascent_rate",
					In:   "query",
				}: params.AscentRate,
				{
					Name: "burst_altitude",
					In:   "query",
				}: params.BurstAltitude,
				{
					Name: "descent_rate",
					In:   "query",
				}: params.DescentRate,
				{
					Name: "float_altitude",
					In:   "query",
				}: params.FloatAltitude,
				{
					Name: "stop_datetime",
					In:   "query",
				}: params.StopDatetime,
				{
					Name: "dataset",
					In:   "query",
				}: params.Dataset,
			},
			Raw: r,
		}

		type (
			Request  = struct{}
			Params   = PerformPredictionParams
			Response = *PredictionResponse
		)
		response, err = middleware.HookMiddleware[
			Request,
			Params,
			Response,
		](
			m,
			mreq,
			unpackPerformPredictionParams,
			func(ctx context.Context, request Request, params Params) (response Response, err error) {
				response, err = s.h.PerformPrediction(ctx, params)
				return response, err
			},
		)
	} else {
		response, err = s.h.PerformPrediction(ctx, params)
	}
	if err != nil {
		if errRes, ok := errors.Into[*DefaultErrorStatusCode](err); ok {
			if err := encodeErrorResponse(errRes, w, span); err != nil {
				defer recordError("Internal", err)
			}
			return
		}
		if errors.Is(err, ht.ErrNotImplemented) {
			s.cfg.ErrorHandler(ctx, w, r, err)
			return
		}
		if err := encodeErrorResponse(s.h.NewError(ctx, err), w, span); err != nil {
			defer recordError("Internal", err)
		}
		return
	}

	if err := encodePerformPredictionResponse(response, w, span); err != nil {
		defer recordError("EncodeResponse", err)
		if !errors.Is(err, ht.ErrInternalServerErrorResponse) {
			s.cfg.ErrorHandler(ctx, w, r, err)
		}
		return
	}
}

// handlePerformPredictionV2Request handles performPredictionV2 operation.
//
// Profile-driven prediction (synchronous).
//
// POST /api/v2/prediction
func (s *Server) handlePerformPredictionV2Request(args [0]string, argsEscaped bool, w http.ResponseWriter, r *http.Request) {
	statusWriter := &codeRecorder{ResponseWriter: w}
	w = statusWriter
	otelAttrs := []attribute.KeyValue{
		otelogen.OperationID("performPredictionV2"),
		semconv.HTTPRequestMethodKey.String("POST"),
		semconv.HTTPRouteKey.String("/api/v2/prediction"),
	}
	// Add attributes from config.
	otelAttrs = append(otelAttrs, s.cfg.Attributes...)

	// Start a span for this request.
	ctx, span := s.cfg.Tracer.Start(r.Context(), PerformPredictionV2Operation,
		trace.WithAttributes(otelAttrs...),
		serverSpanKind,
	)
	defer span.End()

	// Add Labeler to context.
	labeler := &Labeler{attrs: otelAttrs}
	ctx = contextWithLabeler(ctx, labeler)

	// Run stopwatch.
	startTime := time.Now()
	defer func() {
		elapsedDuration := time.Since(startTime)

		attrSet := labeler.AttributeSet()
		attrs := attrSet.ToSlice()
		code := statusWriter.status
		if code != 0 {
			codeAttr := semconv.HTTPResponseStatusCode(code)
			attrs = append(attrs, codeAttr)
			span.SetAttributes(codeAttr)
		}
		attrOpt := metric.WithAttributes(attrs...)

		// Increment request counter.
		s.requests.Add(ctx, 1, attrOpt)

		// Use floating point division here for higher precision (instead of Millisecond method).
		s.duration.Record(ctx, float64(elapsedDuration)/float64(time.Millisecond), attrOpt)
	}()

	var (
		recordError = func(stage string, err error) {
			span.RecordError(err)

			// https://opentelemetry.io/docs/specs/semconv/http/http-spans/#status
			// Span Status MUST be left unset if HTTP status code was in the 1xx, 2xx or 3xx ranges,
			// unless there was another error (e.g., network error receiving the response body; or 3xx codes with
			// max redirects exceeded), in which case status MUST be set to Error.
			code := statusWriter.status
			if code < 100 || code >= 500 {
				span.SetStatus(codes.Error, stage)
			}

			attrSet := labeler.AttributeSet()
			attrs := attrSet.ToSlice()
			if code != 0 {
				attrs = append(attrs, semconv.HTTPResponseStatusCode(code))
			}

			s.errors.Add(ctx, 1, metric.WithAttributes(attrs...))
		}
		err          error
		opErrContext = ogenerrors.OperationContext{
			Name: PerformPredictionV2Operation,
			ID:   "performPredictionV2",
		}
	)

	var rawBody []byte
	request, rawBody, close, err := s.decodePerformPredictionV2Request(r)
	if err != nil {
		err = &ogenerrors.DecodeRequestError{
			OperationContext: opErrContext,
			Err:              err,
		}
		defer recordError("DecodeRequest", err)
		s.cfg.ErrorHandler(ctx, w, r, err)
		return
	}
	defer func() {
		if err := close(); err != nil {
			recordError("CloseRequest", err)
		}
	}()

	var response *PredictionV2Response
	if m := s.cfg.Middleware; m != nil {
		mreq := middleware.Request{
			Context:          ctx,
			OperationName:    PerformPredictionV2Operation,
			OperationSummary: "Profile-driven prediction (synchronous)",
			OperationID:      "performPredictionV2",
			Body:             request,
			RawBody:          rawBody,
			Params:           middleware.Parameters{},
			Raw:              r,
		}

		type (
			Request  = *PredictionV2Request
			Params   = struct{}
			Response = *PredictionV2Response
		)
		response, err = middleware.HookMiddleware[
			Request,
			Params,
			Response,
		](
			m,
			mreq,
			nil,
			func(ctx context.Context, request Request, params Params) (response Response, err error) {
				response, err = s.h.PerformPredictionV2(ctx, request)
				return response, err
			},
		)
	} else {
		response, err = s.h.PerformPredictionV2(ctx, request)
	}
	if err != nil {
		if errRes, ok := errors.Into[*DefaultErrorStatusCode](err); ok {
			if err := encodeErrorResponse(errRes, w, span); err != nil {
				defer recordError("Internal", err)
			}
			return
		}
		if errors.Is(err, ht.ErrNotImplemented) {
			s.cfg.ErrorHandler(ctx, w, r, err)
			return
		}
		if err := encodeErrorResponse(s.h.NewError(ctx, err), w, span); err != nil {
			defer recordError("Internal", err)
		}
		return
	}

	if err := encodePerformPredictionV2Response(response, w, span); err != nil {
		defer recordError("EncodeResponse", err)
		if !errors.Is(err, ht.ErrInternalServerErrorResponse) {
			s.cfg.ErrorHandler(ctx, w, r, err)
		}
		return
	}
}

// handleReadinessCheckRequest handles readinessCheck operation.
//
// Readiness check.
//
// GET /ready
func (s *Server) handleReadinessCheckRequest(args [0]string, argsEscaped bool, w http.ResponseWriter, r *http.Request) {
	statusWriter := &codeRecorder{ResponseWriter: w}
	w = statusWriter
	otelAttrs := []attribute.KeyValue{
		otelogen.OperationID("readinessCheck"),
		semconv.HTTPRequestMethodKey.String("GET"),
		semconv.HTTPRouteKey.String("/ready"),
	}
	// Add attributes from config.
	otelAttrs = append(otelAttrs, s.cfg.Attributes...)

	// Start a span for this request.
	ctx, span := s.cfg.Tracer.Start(r.Context(), ReadinessCheckOperation,
		trace.WithAttributes(otelAttrs...),
		serverSpanKind,
	)
	defer span.End()

	// Add Labeler to context.
	labeler := &Labeler{attrs: otelAttrs}
	ctx = contextWithLabeler(ctx, labeler)

	// Run stopwatch.
	startTime := time.Now()
	defer func() {
		elapsedDuration := time.Since(startTime)

		attrSet := labeler.AttributeSet()
		attrs := attrSet.ToSlice()
		code := statusWriter.status
		if code != 0 {
			codeAttr := semconv.HTTPResponseStatusCode(code)
			attrs = append(attrs, codeAttr)
			span.SetAttributes(codeAttr)
		}
		attrOpt := metric.WithAttributes(attrs...)

		// Increment request counter.
		s.requests.Add(ctx, 1, attrOpt)

		// Use floating point division here for higher precision (instead of Millisecond method).
		s.duration.Record(ctx, float64(elapsedDuration)/float64(time.Millisecond), attrOpt)
	}()

	var (
		recordError = func(stage string, err error) {
			span.RecordError(err)

			// https://opentelemetry.io/docs/specs/semconv/http/http-spans/#status
			// Span Status MUST be left unset if HTTP status code was in the 1xx, 2xx or 3xx ranges,
			// unless there was another error (e.g., network error receiving the response body; or 3xx codes with
			// max redirects exceeded), in which case status MUST be set to Error.
			code := statusWriter.status
			if code < 100 || code >= 500 {
				span.SetStatus(codes.Error, stage)
			}

			attrSet := labeler.AttributeSet()
			attrs := attrSet.ToSlice()
			if code != 0 {
				attrs = append(attrs, semconv.HTTPResponseStatusCode(code))
			}

			s.errors.Add(ctx, 1, metric.WithAttributes(attrs...))
		}
		err error
	)

	var rawBody []byte

	var response *ReadinessResponse
	if m := s.cfg.Middleware; m != nil {
		mreq := middleware.Request{
			Context:          ctx,
			OperationName:    ReadinessCheckOperation,
			OperationSummary: "Readiness check",
			OperationID:      "readinessCheck",
			Body:             nil,
			RawBody:          rawBody,
			Params:           middleware.Parameters{},
			Raw:              r,
		}

		type (
			Request  = struct{}
			Params   = struct{}
			Response = *ReadinessResponse
		)
		response, err = middleware.HookMiddleware[
			Request,
			Params,
			Response,
		](
			m,
			mreq,
			nil,
			func(ctx context.Context, request Request, params Params) (response Response, err error) {
				response, err = s.h.ReadinessCheck(ctx)
				return response, err
			},
		)
	} else {
		response, err = s.h.ReadinessCheck(ctx)
	}
	if err != nil {
		if errRes, ok := errors.Into[*DefaultErrorStatusCode](err); ok {
			if err := encodeErrorResponse(errRes, w, span); err != nil {
				defer recordError("Internal", err)
			}
			return
		}
		if errors.Is(err, ht.ErrNotImplemented) {
			s.cfg.ErrorHandler(ctx, w, r, err)
			return
		}
		if err := encodeErrorResponse(s.h.NewError(ctx, err), w, span); err != nil {
			defer recordError("Internal", err)
		}
		return
	}

	if err := encodeReadinessCheckResponse(response, w, span); err != nil {
		defer recordError("EncodeResponse", err)
		if !errors.Is(err, ht.ErrInternalServerErrorResponse) {
			s.cfg.ErrorHandler(ctx, w, r, err)
		}
		return
	}
}

// handleTriggerDatasetDownloadRequest handles triggerDatasetDownload operation.
//
// Trigger a dataset download.
//
// POST /api/v1/admin/datasets
func (s *Server) handleTriggerDatasetDownloadRequest(args [0]string, argsEscaped bool, w http.ResponseWriter, r *http.Request) {
	statusWriter := &codeRecorder{ResponseWriter: w}
	w = statusWriter
	otelAttrs := []attribute.KeyValue{
		otelogen.OperationID("triggerDatasetDownload"),
		semconv.HTTPRequestMethodKey.String("POST"),
		semconv.HTTPRouteKey.String("/api/v1/admin/datasets"),
	}
	// Add attributes from config.
	otelAttrs = append(otelAttrs, s.cfg.Attributes...)

	// Start a span for this request.
	ctx, span := s.cfg.Tracer.Start(r.Context(), TriggerDatasetDownloadOperation,
		trace.WithAttributes(otelAttrs...),
		serverSpanKind,
	)
	defer span.End()

	// Add Labeler to context.
	labeler := &Labeler{attrs: otelAttrs}
	ctx = contextWithLabeler(ctx, labeler)

	// Run stopwatch.
	startTime := time.Now()
	defer func() {
		elapsedDuration := time.Since(startTime)

		attrSet := labeler.AttributeSet()
		attrs := attrSet.ToSlice()
		code := statusWriter.status
		if code != 0 {
			codeAttr := semconv.HTTPResponseStatusCode(code)
			attrs = append(attrs, codeAttr)
			span.SetAttributes(codeAttr)
		}
		attrOpt := metric.WithAttributes(attrs...)

		// Increment request counter.
		s.requests.Add(ctx, 1, attrOpt)

		// Use floating point division here for higher precision (instead of Millisecond method).
		s.duration.Record(ctx, float64(elapsedDuration)/float64(time.Millisecond), attrOpt)
	}()

	var (
		recordError = func(stage string, err error) {
			span.RecordError(err)

			// https://opentelemetry.io/docs/specs/semconv/http/http-spans/#status
			// Span Status MUST be left unset if HTTP status code was in the 1xx, 2xx or 3xx ranges,
			// unless there was another error (e.g., network error receiving the response body; or 3xx codes with
			// max redirects exceeded), in which case status MUST be set to Error.
			code := statusWriter.status
			if code < 100 || code >= 500 {
				span.SetStatus(codes.Error, stage)
			}

			attrSet := labeler.AttributeSet()
			attrs := attrSet.ToSlice()
			if code != 0 {
				attrs = append(attrs, semconv.HTTPResponseStatusCode(code))
			}

			s.errors.Add(ctx, 1, metric.WithAttributes(attrs...))
		}
		err          error
		opErrContext = ogenerrors.OperationContext{
			Name: TriggerDatasetDownloadOperation,
			ID:   "triggerDatasetDownload",
		}
	)

	var rawBody []byte
	request, rawBody, close, err := s.decodeTriggerDatasetDownloadRequest(r)
	if err != nil {
		err = &ogenerrors.DecodeRequestError{
			OperationContext: opErrContext,
			Err:              err,
		}
		defer recordError("DecodeRequest", err)
		s.cfg.ErrorHandler(ctx, w, r, err)
		return
	}
	defer func() {
		if err := close(); err != nil {
			recordError("CloseRequest", err)
		}
	}()

	var response *DownloadAccepted
	if m := s.cfg.Middleware; m != nil {
		mreq := middleware.Request{
			Context:          ctx,
			OperationName:    TriggerDatasetDownloadOperation,
			OperationSummary: "Trigger a dataset download",
			OperationID:      "triggerDatasetDownload",
			Body:             request,
			RawBody:          rawBody,
			Params:           middleware.Parameters{},
			Raw:              r,
		}

		type (
			Request  = *DownloadRequest
			Params   = struct{}
			Response = *DownloadAccepted
		)
		response, err = middleware.HookMiddleware[
			Request,
			Params,
			Response,
		](
			m,
			mreq,
			nil,
			func(ctx context.Context, request Request, params Params) (response Response, err error) {
				response, err = s.h.TriggerDatasetDownload(ctx, request)
				return response, err
			},
		)
	} else {
		response, err = s.h.TriggerDatasetDownload(ctx, request)
	}
	if err != nil {
		if errRes, ok := errors.Into[*DefaultErrorStatusCode](err); ok {
			if err := encodeErrorResponse(errRes, w, span); err != nil {
				defer recordError("Internal", err)
			}
			return
		}
		if errors.Is(err, ht.ErrNotImplemented) {
			s.cfg.ErrorHandler(ctx, w, r, err)
			return
		}
		if err := encodeErrorResponse(s.h.NewError(ctx, err), w, span); err != nil {
			defer recordError("Internal", err)
		}
		return
	}

	if err := encodeTriggerDatasetDownloadResponse(response, w, span); err != nil {
		defer recordError("EncodeResponse", err)
		if !errors.Is(err, ht.ErrInternalServerErrorResponse) {
			s.cfg.ErrorHandler(ctx, w, r, err)
		}
		return
	}
}